916782923313 has 12 divisors (see below), whose sum is σ = 1324587534660. Its totient is φ = 611029138176.

The previous prime is 916782923299. The next prime is 916782923317. The reversal of 916782923313 is 313329287619.

916782923313 is a `hidden beast` number, since 9 + 16 + 7 + 8 + 292 + 331 + 3 = 666.

916782923313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 304121366784 + 612661556529 = 551472^2 + 782727^2 .

It is not a de Polignac number, because 916782923313 - 2¹³ = 916782915121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 916782923313.

It is not an unprimeable number, because it can be changed into a prime (916782923317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13253368 + ... + 13322361.

It is an arithmetic number, because the mean of its divisors is an integer number (110382294555).

Almost surely, 2^916782923313 is an apocalyptic number.

It is an amenable number.

916782923313 is a deficient number, since it is larger than the sum of its proper divisors (407804611347).

916782923313 is a wasteful number, since it uses less digits than its factorization.

916782923313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26579568 (or 26579565 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 54.

The spelling of 916782923313 in words is "nine hundred sixteen billion, seven hundred eighty-two million, nine hundred twenty-three thousand, three hundred thirteen".